device.h File Reference

Detailed Description

NVIDIA Quickboot Interface: Device Drivers

Description: This file declares APIs for Quickboot device driver framework.

Definition in file device.h.

Go to the source code of this file.

Data Structures
struct	QbDev
struct	QbDevOperations
	Holds callbacks for device drivers. More...

Macros
#define	QB_MAX_DEV_INSTANCE   16
#define	QB_MAX_DRIVER_TYPES   100

Enumerations
enum	QbDeviceStatus {   QbDeviceStatus_None = 0,   QbDeviceStatus_Idle,   QbDeviceStatus_ReadInProgress,   QbDeviceStatus_ReadFailure,   QbDeviceStatus_WriteInProgress,   QbDeviceStatus_WriteFailure,   QbDeviceStatus_EccFailure,   QbDeviceStatus_CorrectedEccFailure,   QbDeviceStatus_DataCrcFailure,   QbDeviceStatus_DataTimeout,   QbDeviceStatus_DataEndBitError,   QbDeviceStatus_CorrectedReadFailure,   QbDeviceStatus_UnknownFailure,   QbDeviceStatus_Max,   QbDeviceStatus_Force32 = 0x7fffffff }
	Defines the current status of a transfer request. More...

Functions
NvError	QbDeviceRead (QbDriver DriverType, NvU32 Instance, void *Buffer, NvU64 Size, NvU64 Offset)
	Performs a read operation for the device and instance passed as parameter. More...
NvError	QbDevicePartRead (NvU32 PartitionId, void *Buffer, NvU64 Size, NvU64 Offset)
	Performs a read operation on the partition passed as parameter. More...
NvError	QbDeviceWrite (QbDriver DriverType, NvU32 Instance, void *Buffer, NvU64 Size, NvU64 Offset)
	Performs a write operation on the device passed as parameter. More...
NvError	QbDevicePartWrite (NvU32 PartitionId, void *Buffer, NvU64 Size, NvU64 Offset)
	Performs a write operation for partition passed as parameter. More...
NvError	QbDeviceIoctl (QbDriver DriverType, NvU32 Instance, NvU32 Cmd, void *Buffer)
	Performs a ioctl operation on given driver. More...
NvError	QbCleanExit (QbDriver DriverType, NvU32 Instance)
	Function to trigger clean exit of driver when it's not longer used. More...
NvError	QbRegisterDriver (QbDriver Driver, struct QbDevOperations *pDevOps)
	Registers a driver to the device driver framework. More...
NvError	QbRegisterDevice (struct QbDev *pDevice)
	Registers a device to the device driver framework. More...
NvError	QbLateRegisterDevice (QbDriver DriverType, NvU32 Instance)
	Board Call back to trigger registration and intialization of driver. More...
NvBool	QbIsDeviceRegistered (QbDriver DriverType, NvU32 Instance)
	Function to check if Device is registered already in the driver framework. More...